These games can be found in the menu section called "Fun".
Bubbles - puzzle game
Gem Game - puzzle game, clone of Bejeweled.
Gtkfish
Rubix Cube - puzzle game
Sheep Pool
Tkmines - puzzle game, clone of Minesweeper
Here is a list of games for Puppy. There are links to the DotPup games that can be downloaded and run straight away and links to games that you have to download and set up yourself but which only requires you to open a tarball and run the executable to use the game.
If you read the instructions on the site you should be able to get the game working.
Games that have not been tested to run in Puppy are Highlighted in Red, you can have a look at these sites but you will have to work them out for yourself as our extensive staff of games testers have been too busy to get to them yet, ( They are still arguing about who should make the coffee ).
Rollemup∞ (Pinball Game similar to Windows version)
[Note: For Puppy you will need to download the libstdc++.s0.2.8.0 file and put it in /usr/lib then make a symbolic link in /lib to it i.e. in rxvt type: